<div class="nav1">
    <span class="text3">
        <a href="/admin/index.php">Quản lý tài khoản &nbsp;&nbsp;|&nbsp;&nbsp</a>
        <a href="/admin/danhmuc.php">Danh mục &nbsp;&nbsp;|&nbsp;&nbsp</a>
        <a href="/admin/sanpham.php">Sản phẩm &nbsp;&nbsp;|&nbsp;&nbsp</a>
        <a href="/admin/giohang.php">Giỏ hàng &nbsp;&nbsp;|&nbsp;&nbsp</a>
        <a href="/admin/lienhe.php">Liên hệ &nbsp;&nbsp;|&nbsp;&nbsp</a>
        <a href="/index.php" target="_blank">Trang chủ &nbsp;&nbsp;|&nbsp;&nbsp</a>
        <?php
        if (isset($_SESSION['admin_id_user'])) {
            echo '<a href="/admin/dangxuat.php">Đăng xuất</a> &nbsp;&nbsp;';
        } else {      
        }
        ?>
    </span>
</div>
